Ontology-Cards is an exploratory search application to perform Ontology based semantic query over the DBpedia graph. It uses SPARQL query to to fetch knowledge from Sparql endpoint with controlled natural language vocabulary. Video demo : https://www.youtube.com/watch?v=nhB9rJ1hFo0&list=PLq5JctMvBxongdOiFyXRARcB9iesiVsGm Source & Doc : https://github.com/ashishact/ontology-cards Libraries and Services used: 1. Durandal, Knockout for front end 2. Gridstack for card view 3. Triplestore js for storing RDF tripples in browser 4. Jquery, Lodash, Jquery UI 5. Compendium js for POS tagging 6. Require js for script loading 7. PouchDB for local database 8. Wikipedia APIs 9. DBpedia public SPARQL endpoints